When not making wooden accessories for tech, StepUpSFF makes stuff like the Retro Lever-less Arcade Controller (also in WASD format).
The FightingBox Mini WASD controller allows you to choose the colors of its keycaps and switches as well as its LED settings.
The GRS Super Joystick is officially licensed by SNK, features Ikari Warriors artwork, and has a rotary joystick.
The Kitsune is a slim leverless controller with Razer low-profile linear optical switches that comes in Cammy, Chun-Li, and more editions.
The FightBox M3 is a three-in-one hitstick that lets you use it as a lever, leverless, or WASD controller—and it has premium Sanwa parts.
The Overdrive is an all-button controller with an aluminum chassis, powder coat finish, and Brook Fusion PCB support.
As its name indicates, Far East Pinball is a pinball-related store in the Far East, but it also sells controllers like the Eastern Leverless!
The VB1 is a project by Golden Lever that serves the customer base that is interested in WASD fighting game controllers and more.